PeopleAirsoft.com have made a video comparison of the M4s produced by Echo1USA, G&G, Classic Army and JG:
This is PeopleAirsoft.com’s new full in-depth review and comparison M4 AEGs produced by Classic Army, Echo 1 USA, G&G Armament, and JG.
PeopleAirsoft.com: Echo 1 vs G&G vs Classic Army vs JG
